⚠️ Severe Thunderstorm Warning – Big Stone, MN; Traverse, MN; Grant, SD; Roberts, SD – Monday, June 29, 2026

Severe Thunderstorm Warning issued June 29 at 7:25PM CDT until June 29 at 8:30PM CDT by NWS Aberdeen SD

Details

SVRABR

The National Weather Service in Aberdeen has issued a

* Severe Thunderstorm Warning for…
Southwestern Traverse County in west central Minnesota…
Northwestern Big Stone County in west central Minnesota…
Eastern Roberts County in northeastern South Dakota…
Northwestern Grant County in northeastern South Dakota…

* Until 830 PM CDT.

* At 725 PM CDT, a severe thunderstorm was located over Marvin, or 10
miles south of Wilmot, moving northeast at 35 mph.

HAZARD…60 mph wind gusts and quarter size hail.

SOURCE…Radar indicated.

IMPACT…Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.

* This severe thunderstorm will be near…
Corona around 730 PM CDT.
Wilmot around 735 PM CDT.
Big Stone Lake and Bonanza Grove around 740 PM CDT.

Other locations in the path of this severe thunderstorm include
Yankeetown, Lismore Colony, Barry, Big Stone Colony, Graceville and
Siloah Country Church.

Instructions

For your protection move to an interior room on the lowest floor of a
building.

A Tornado Watch remains in effect until 1000 PM CDT for northeastern
South Dakota.

This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.